PHP Constant::sign Examples

Example #1

File: Lines.php Project: vokson/scad.constructor.php

 public static function areTwoVectorHaveSameDirection($line1, $line2)
 {
     $mx1 = Constant::sign($line1->point1->x - $line1->point2->x);
     $mx2 = Constant::sign($line2->point1->x - $line2->point2->x);
     $my1 = Constant::sign($line1->point1->y - $line1->point2->y);
     $my2 = Constant::sign($line2->point1->y - $line2->point2->y);
     $mz1 = Constant::sign($line1->point1->z - $line1->point2->z);
     $mz2 = Constant::sign($line2->point1->z - $line2->point2->z);
     if ($mx1 * $mx2 >= 0 && $my1 * $my2 >= 0 && $mz1 * $mz2 >= 0) {
         return TRUE;
     }
     return FALSE;
 }